** Shares of MRG Metals MRQ.AX rise as much as 33.3% to
A$0.002, hitting their highest level since June 5
** The heavy mineral sands explorer enters into joint
venture agreement with Sinowin Lithium (HK) Co., & SINOWIN
Lithium Cobalt to develop its Mozambique Corridor Sands projects
** Co says it shall hold a 30% stake of JV equity
** About 99.5 mln shares change hands, compared with the
30-day average volume of 2.5 mln
** Stock down 25% this year, as of last close
(Reporting by Rajasik Mukherjee in Bengaluru)
((Rajasik.Mukherjee@thomsonreuters.com;))